baber/WOPTO huggingface dataset:
Patent NZ-748440-A (NZ)
Title: Multi-ply retractor/stabilizer and wound exposure device and method of use
Inventor: GALBIERZ THOMAS R
IPC: A61B46/20
Filed: 2017-05-19
Abstract: A multi-ply adhesive retraction device is provided which comprises a top layer, a backing layer and a stretchable middle layer between the top and backing layers. A middle-ply adhesive applied to substantially the entirety of the middle layer bottom surface to removably adhere the backing layer to the middle layer bottom surface. The device includes at least one bottom ply tab integral with the device which is operable to remove at least a portion of the backing layer from the middle layer to expose the adhesive of the middle layer. Additionally, the device includes at least one top ply tab which is operable to remove the top layer from the middle layer. The device can be applied pre-operatively, and then the top layer can be removed post-operatively to remain in place during healing of, for example, an incision site.
Patent NZ-755416-A (NZ)
Title: Exon skipping oligomer conjugates for muscular dystrophy
Inventor: PASSINI MARCO A
IPC: A61K47/64
Filed: 2017-12-13
Abstract: Antisense oligomer conjugates complementary to a selected target site in the human dystrophin gene to induce exon 51 skipping are described in Formula (I). The antisense oligomer conjugate has addition of an R6-G-peptide group with the terminal acetyl group at the 3’ end.
Patent NZ-764192-A (NZ)
Title: Shoe, in particular safety shoe
Inventor: PFANNER ANTON
IPC: A43B9/12
Filed: 2018-10-04
Abstract: The invention relates to a shoe (10), in particular a safety shoe, having a sole (12), an upper material (14) and a rand (16), the boulder protection edge (16) being adhesively bonded to the sole (12), and the boulder protection edge (16) having an edge (18) which faces the upper material (14). The inventions solves the issues relating to the sewing the upper material to the boulder protection edge, problems occur, namely due to damage to the seams and a consequential opening of the connection. To solve this rivets (20) are used and penetrate the boulder protection edge (16) and the upper material (14) are inserted along the edge (18) of the boulder protection edge (16); and at least in sections, a connecting layer (34) adhesively bonded, at least in parts, to both the upper material (14) and the boulder protection edge (16) is provided between the boulder protection edge (16) and the upper material (14). By doing this it mitigates the risk of damage to the seams and the shoe opening up and provides for increased durability in the area of connection between the boulder protection edge and the upper material.
Patent NZ-766935-A (NZ)
Title: User device and base station apparatus
Inventor: OHARA TOMOYA
IPC: H04W72/04
Filed: 2018-02-15
Abstract: In order to appropriately notify a user device of a RACH resource for use in a random access procedure in NR, a terminal is provided and comprises: a reception unit configured to receive synchronization blocks and an indication triggering contention free random access from the base station apparatus; a control unit configured to identify a synchronization block, a random access preamble and a random access channel resource for use in the contention free random access based on the indication triggering contention free random access; and a transmission unit configured to transmit the identified random access preamble to the base station apparatus by use of the identified synchronization block and the identified random access channel resource; wherein the control unit is configured to identify the random access channel resource from random access channel transmission occasions associated with an index included in the indication triggering the contention free random access.
Patent PT-106094-A (PT)
Title: Administração por inalação de formulações com dose elevada
Inventor: MENDES PEDRO JORGE
IPC: A61K31/00
Filed: 2012-01-13
Abstract: ESTA INVENÇÃO É REFERENTE À ADMINISTRAÇÃO DE FORMULAÇÕES COM DOSES ELEVADAS DE COMPOSTOS ACTIVOS FARMACÊUTICOS POR INALAÇÃO. A PRESENTE INVENÇÃO DESCREVE FORMULAÇÕES EM PÓ ADEQUADAS PARA INALAÇÃO CONSISTINDO DE COMPOSTOS ACTIVOS FARMACÊUTICOS E UM AGENTE MUCOLITICO E / OU UM TAMPÃO, OU OUTROS, QUE POSSAM TER UMA FUNÇÃO PARA ALÉM DO TRANSPORTE DO API, BEM COMO A SUA UTILIZAÇÃO NO TRATAMENTO DE CONDIÇÕES MÉDICAS.
Patent PT-106943-A (PT)
Title: Turbina de ar para aplicações em aproveitamentos de energia das ondas
Inventor: ANTÓNIO FRANCO DE OLIVEIRA FALC O
IPC: F03B13/24
Filed: 2013-05-16
Abstract: O PRESENTE INVENTO DESCREVE UMA TURBINA DE AR PARA, SEM ALTERAÇÃO DO SENTIDO DA SUA VELOCIDADE DE ROTAÇÃO, EXTRAIR EFICIENTEMENTE A ENERGIA ASSOCIADA A UMA QUEDA DE PRESSÃO ENTRE DOIS ESPAÇOS (A) E (B) QUE SUCESSIVAMENTE MUDA DE SENTIDO, COMO É O CASO DE SISTEMAS DE CONVERSÃO DE ENERGIA DAS ONDAS MARÍTIMAS. A TURBINA COMPREENDE DOIS CONJUNTOS DE PÁS (I) E (II), CADA UM DOS QUAIS É SEMELHANTE AO SISTEMA DE PÁS DUMA TURBINA HIDRÁULICA CONVENCIONAL DE TIPO RADIAL OU MISTO. A TURBINA COMPREENDE AINDA UM SISTEMA DE CONDUTAS QUE PERMITEM O ESCOAMENTO ENTRE OS ESPAÇOS (A) E (B) ATRAVÉS DE QUALQUER DOS CONJUNTOS DE PÁS (I) E (II). A TURBINA PODE ESTAR EQUIPADA COM UMA VÁLVULA DE ACIONAMENTO RÁPIDO QUE FECHA O ESCOAMENTO ATRAVÉS DE UM OU AMBOS OS CONJUNTOS DE PÁS (I) E (II).
Patent PT-107384-A (PT)
Title: Método e dispositivo de protecção para os contentores do dispensador de atm
Inventor: PINHEIRO PEDRO BORDALO
IPC: H04L9/32
Filed: 2013-12-30
Abstract: A PRESENTE INVENÇÃO DIZ RESPEITO A UM MÉTODO DESTINADO À PROTECÇÃO DE CONTENTORES DE UM DISPENSADOR DE ATM QUE, COM RECURSO À LIGAÇÃO ELECTRÓNICA E ACTUALIZAÇÃO DE ESTADO DE FUNCIONAMENTO ENTRE PELO MENOS UM DISPOSITIVO DE PROTECÇÃO PARA OS CONTENTORES DO DISPENSADOR DE ATM (10) E PELO MENOS UM CONTENTOR COM MEIOS DE NEUTRALIZAÇÃO DE VALORES (200), ASSOCIADOS A UMA ATM (400), ALCANÇAR UMA SOLUÇÃO TÉCNICA QUE EVITE A ACTIVAÇÃO INDEVIDA DOS MEIOS DE NEUTRALIZAÇÃO DE VALORES AQUANDO DA OPERAÇÃO DE MANUTENÇÃO POR PARTE DE UM OPERADOR. A PRESENTE INVENÇÃO INCLUI AINDA UM DISPOSITIVO ADEQUADO PARA IMPLEMENTAR O MÉTODO DE PROTECÇÃO PARA OS CONTENTORES DO DISPENSADOR DE ATM (400).
Patent PT-107738-A (PT)
Title: Equipamento fixo medidor de índice uv solar
Inventor: ANTUNES FRANCISCO
Filed: 2014-06-21
Abstract: O PRESENTE INVENTO REFERE-SE A UM EQUIPAMENTO FIXO QUE INDICA A CADA MOMENTO O ¿ÍNDICE UV¿ SOLAR, AO NÍVEL DA SUPERFÍCIE DA TERRA. O EQUIPAMENTO APRESENTA-SE COM UMA ESTRUTURA (1), EM TUBO DE AÇO GALVANIZADO OU ALUMÍNIO LACADOS, UMA BASE TRIANGULAR EM AÇO (2), DEZ DIFUSORES DE LUZ EM ACRÍLICO (3), DEZ FORMAS OVALADAS EM VINIL COLORIDO (4), NUMERAÇÃO DOS ONZE NÍVEIS ¿ÍNDICE UV¿ (5), QUADRO EM VINIL COM SÍMBOLOS DA PROTECÇÃO RECOMENDADA PARA CADA ¿ÍNDICE UV¿, PAINEL SOLAR PARA ALIMENTAÇÃO DE ENERGIA ELÉCTRICA (7), SENSOR FOTOSSENSÍVEL (8) PARA MEDIÇÃO DA RADIAÇÃO SOLAR UV, COMPARTIMENTO CONTENDO UM SENSOR DE TEMPERATURA AMBIENTE (9), INDICADOR DE TEMPERATURA AMBIENTE E HORA LOCAL (10), INDICADOR DE TEMPERATURA DA ÁGUA (11). ESTE EQUIPAMENTO APLICA-SE EM LOCAIS DE ACTIVIDADE HUMANA AO AR LIVRE EM QUE SE JUSTIFIQUE A TOMADA DE PRECAUÇÕES RELATIVAMENTE A ERITEMAS PROVOCADOS PELA EXPOSIÇÃO SOLAR.
Patent PT-109433-A (PT)
Title: Máquina para captura, contagem e monitorização de insetos
Inventor: LUÍS FILIPE PINHEIRO PINTO SOBREIRO
IPC: A01M1/10
Filed: 2016-06-07
Abstract: O PRESENTE INVENTO REFERE-SE A UM EQUIPAMENTO PARA FAZER A ATRAÇÃO, CAPTURA, CONTAGEM E MONITORIZAÇÃO DE INSETOS VOADORES DE TODAS AS ESPÉCIES, SENDO PARTICULARMENTE APLICÁVEL NAQUELES QUE PROVOCAM PREJUÍZOS EM CULTURAS AGRÍCOLAS E QUE SE CONSTITUEM COMO PERIGOSOS PARA A SAÚDE PÚBLICA E COMPREENDE UMA LÂMPADA DE ULTRA VIOLETAS (7), NO ANEL PLÁSTICO INCOLOR (6) E UM DEPÓSITO DE FEROMONAS (8). A PLACA COM OS CANAIS DE ENTRADA DE INSETOS (2), ALOJA OS SENSORES DE INFRA VERMELHOS (4) E A CAMARA FOTOGRÁFICA (3), ENCASTRADA POR SUA VEZ NUMA CAIXA ESTANQUE (5). A PARTE SUPERIOR QUE ENCAIXA POR SUA VEZ NA DITA CAIXA ESTANQUE, ALOJA O PAINEL FOTOVOLTAICO (1), O MICROPROCESSADOR (13), O RECETOR GLOBAL POSITION SISTEM ¿ GPS (10), O MÓDULO TRANSMISSOR E RECETOR DE SINAL GLOBAL SISTEM FOR MOBILE ¿ GSM (12) E O MÓDULO TRANSMISSOR E RECETOR WIRELESS FIDELITY ¿ WIFI (14), UMA BATERIA RECARREGÁVEL (11) E UMA TOMADA MICRO USB (9). O PRESENTE INVENTO É APLICÁVEL, POR EXEMPLO, NA INDÚSTRIA FRUTÍCOLA.
Patent RU-94024247-A (RU)
Inventor: NIKOLAEV P T
IPC: B62B1/18
Filed: 1994-06-29
Abstract: FIELD: transportation of luggage. SUBSTANCE: combination hand barrow-sled-cart makes it possible to carry hand luggage along any roads, even those coated by snow or ice. Cart has two runners and two wheels arranged behind runners in direction of straight-ahead movement. When vehicle operates as sled, it moves on runners, with wheels slightly lifted, without touching road surface. When vehicle operates as cart, it is placed, i.e. placed at angle to road surface with runners hanging in air and wheels operating. In this case movable handle is extended and guide-rope of sled is removed. EFFECT: enlarged operating capabilities. 4 dwg
Patent RU-94028915-A (RU)
Inventor: ABRAKITOV V EH
IPC: E04B1/86
Filed: 1994-07-29
Abstract: FIELD: industrial acoustic. SUBSTANCE: presented are sound absorbing panels. The utilizer has immovable case 1 of sound absorbing materials and membrane 2, that joins the case to form cavity 3 filled with air. Permanent magnets 4 are stationary installed in case 1. Winding 5 with equal number of coils 5 and magnets 4 is installed on internal (facing case 1) side of membrane 2 opposite each magnet. Coils 5 are interconnected in series. Step-up transformer 6, peak detector 7, charging capacitor 8, parametric stabilizer 9, automatic switch 10 are interconnected in series and connected to coil terminals. EFFECT: noise abatement and electric power generation. 1 dwg
Patent RU-94030068-A (RU)
Inventor: SHARUPICH V P
IPC: E04H5/08
Filed: 1994-08-05
Abstract: FIELD: agriculture; greenhouses for residential and production complexes. SUBSTANCE: greenhouse has plant growing devices. It has toroid-shaped sections. Some sections are mounted on passages between the inner parts and buildings around the greenhouse, others are arranged in tiers resting on lower sections. The surrounding buildings provide heat for the greenhouse, and the greenhouse provides the buildings with air richer in oxygen. EFFECT: convenience in attendance. 4 cl, 3 dwg
Patent RU-94033540-A (RU)
Inventor: OSKOLKOV A N
IPC: G01N15/08
Filed: 1994-09-13
Abstract: FIELD: study and analysis of materials by determination of their physical properties. SUBSTANCE: gear includes case housing autoclave, furnace mounted on autoclave, manometers connected to hydraulic banding, sample holder, separating piston installed in internal space of autoclave, commutation and safety equipment, metering pump, electric contact manometer, hollow rod coupled to separating piston, head of autoclave with axial hole for hollow rod, adapter mounted on upper butt of rod, plug installed on adapter, casing placed into chuck, sealing collar put into casing, net, gauze insert, clamp mounted on sealing collar, head installed in chuck. EFFECT: increased reliability of sealing of studied sample, simplified running of gear, decreased time for preparation of sample holder for study.
Patent RU-94035311-A (RU)
Inventor: VORONTSOV I I
IPC: A01K5/00
Filed: 1994-09-22
Abstract: FIELD: agricultural machinery; animal farm equipment. SUBSTANCE: distributor-mixer has bin with auger conveyors inside it. Upper conveyors are located along bin side walls, first discharge conveyor is in bottom of bin, and second discharge conveyor is in front part of bin side wall. Spiral part of first discharge conveyor is located above second conveyor so that spirals of both are directed towards each other. Conveyor shaft is hollow and is used as air duct. Part of hollow shaft is perforated. Air duct is connected to pipe having its one end plugged and located in partition. Rigidly attached to one end of pipe is flexible hose with its opening directed upwards. Mounted on opposite end of pipe is bracket which is secured on front wall of bin by bolt to prevent turning of pipe. Compressed air is supplied to pipe end. EFFECT: high efficiency. 2 cl, 3 dwg
Patent RU-94035686-A (RU)
Inventor: DZHORDZH K ROVNJAK
IPC: A61P9/06
Filed: 1994-10-06
Abstract: FIELD: organic chemistry. SUBSTANCE: product: compounds of the formulawhere X - alkyl; Y - simple bond, -CH-, -C(O)-, -O-, -S-, or N(R)- where R- hydrogen, alkyl, halogenalkyl, aryl, arylalkyl, cycloalkyl, or (cycloalkyl)alkyl; and R-R- as they were given in invention description, and their pharmaceutically acceptable salts. Synthesized compounds are activators of potassium channels and can be used as cardiovascular agents. EFFECT: improved method of synthesis.
Patent RU-94036880-A (RU)
Inventor: ZAJONCHKOVSKIJ V V
IPC: B62B17/06
Filed: 1994-09-30
Abstract: FIELD: transport; railless vehicles. SUBSTANCE: snowmobile has runners 1, body and box-shaped body and cover. Body 2 and cover 3 are reinforced in place of joining by flanges 9 and 10 forming paired ring-shaped rigidity rib. Corrugations are made on cover 3, and additional load platform 8 is provided. EFFECT: increased rigidity, strength and reliability of body structure. 1 cl, 5 dwg
Patent RU-94037161-A (RU)
Inventor: ANDREEV V S
IPC: B03C5/00
Filed: 1994-09-30
Abstract: FIELD: separation of liquid media containing heterogeneous impurities. SUBSTANCE: purification of liquid systems is accomplished by their passing through a column containing dispersed material, the size of particles being within 0.1 to 3.0 mm, possessing a heterogeneous surface and polarized by an electric field having an intensity of at least 1 V/cm. Ferroelectric ceramic, sand, chitosan, etc. are used as the above dispersed material. The method is realized in the device on the basis of the electrosorption column filled by sorbent by no more than 95% of the volume, furnished with feed, discharge and drainage pipelines; the carrying capacity of the drainage pipeline is at least three times higher than that of the feed pipeline, and the discharge pipeline is positioned in the upper part of the housing forming a gap between it and sorbent. EFFECT: facilitated procedure.
Patent RU-94037486-A (RU)
Inventor: ROMANOVA JU R
IPC: C12N7/00
Filed: 1994-09-30
Abstract: FIELD: virology, medicine. SUBSTANCE: vaccine strain A/17/Peking/92/4 - reassortant obtained by crossing epidemic virus A/Peking/32/92 (H3N2) with cold-adopted temperature-sensitive virus A/Leningrad/134/17/57 (H2N2) - attenuation donor that is harmless for adult and children and can be used for preparing reassortant vaccine strains from the newly appearing epidemic viruses. Strain A/17/Peking/92/4 is actively propagated in chicken embryos at optimal temperature 32-34 C, shows temperature-sensitivity and cold-adaptation. Reassortant inherited two genes encoding surface proteins (hemagglutinin and neuraminidase) from epidemic virus and six genes encoding nonglycosylated proteins from attenuation donor. Strain A/17/Peking/92/4 (H3N2) is areactogenic for adult above 15 years at intranasal administration. EFFECT: preparing vaccine strain corresponding to actual virus A/Peking/32/92 (H2N2).
Patent RU-94038527-A (RU)
Inventor: KAPUSKINA I V
IPC: C11D1/66
Filed: 1994-10-06
Abstract: FIELD: synthetic detergents. SUBSTANCE: detergent containing alkylbenzene sulfonate, nonionogenic surface-active substance, sodium tripolyphosphate, soda ash, sodium meta-silicate, carboxymethylcellulose, aromatic perfume and sodium sulfate has additionally sodium nitrobenzene sulfonate at the following ratio of components, wt.-%: sulfonol (alkylbenzene sulfonate) 10-18; nonionogenic surface-active substance (synthanol DS-10) 0.9-3; sodium tripolyphosphate 15-35; sodium meta-silicate 1.6-5; soda ash 12-16; carboxymethylcellulose 0.6-1.2; aromatic perfume 0.1-0.2; sodium nitrobenzene sulfonate 0.5-1.5, and sodium sulfate - up to 100. EFFECT: enhanced detergent capability of agent.
Patent RU-94044531-A (RU)
Inventor: TOMAS VELLER
IPC: C08F4/42
Filed: 1994-12-21
Abstract: FIELD: production of cycloolefin copolymer. SUBSTANCE: proposed metallocene catalyst represent metallocene compound having ligands except those metallocene compounds with 4-(η-3-alkyl cyclopentadienyl)-4,6,6-trimetyl-η-2-alkyl-4,5- tetrahydropentalene ligands. At least two of substituted or unsubstituted cyclonentadienyl groups being bound by mono- or polycyclic system are used as said ligand, where at least one cyclopentadienyl group is linked with mono- or polycyclic system. Olefin copolymer is prepared by polymerization at least one cycloolefin with the help of said metallocene catalyst. The process is followed by isolation of desired polymer by common way. EFFECT: improves quality of desired product, improves efficiency of the method.
Patent RU-94045305-A (RU)
Inventor: BUKHALOV G V
IPC: F16G11/00
Filed: 1994-12-27
Abstract: FIELD: hoisting-and-conveying machinery; rope locks; clamp for splicing towropes, cargoropes and other ropes; wedge-type bushes or sockets for connecting ropes to suspensions of cargo-gripping mechanisms; winches, cargo-hoisting, hauling, towing mechanisms. SUBSTANCE: proposed coupling excludes splicing of eye splices. When rope is tightened in one side, ropes are self-wedged inside coupling and when rope is tight-tightened in opposite side, rope is released; clamping force increased with rise of load of tension. Coupling has four walls, partition and two or four rollers; simplified construction of coupling makes it possible to manufacture it by present-day technology, semi-automatic or automatic method. Coupling may be made in 3 or 4 standard sizes. New high-strength light materials may be used for manufacture of coupling. EFFECT: facilitated handling of steel ropes; avoidance of splicing eye splices.
Patent RU-95100818-A (RU)
Inventor: BARASHEV A F
IPC: G06K11/00
Filed: 1995-01-11
Abstract: FIELD: automatic control and computer engineering. SUBSTANCE: device that has image source, video amplifier, video signal selector, synchronizing and control unit, first counter, second counter, Y-rate boundary discriminating unit, X-rate boundary discriminating unit, AND gate, video monitoring unit, data receiving and transmitting unit, amplitude discriminator, pulse generator, computer, third counter, image reader, is provided in addition with second amplitude discriminator, shift register unit, entered frames counting unit that has counter, binary flip-flop, and delay flip-flop, data superposing units that have n OR gates, latching resistors, storage address shaping unit that has two X-rate and Y-rate counters, multiplexor, and buffer register, storage address shaping unit that has shift register, inverter, adder, X-rate and Y-rate counters, multiplexor, storage units. EFFECT: enlarged functional capabilities.
Patent RU-95104757-A (RU)
Inventor: KAJDUN P N
IPC: C10B39/14
Filed: 1995-03-31
Abstract: FIELD: coke production. SUBSTANCE: coke quenching car comprises carriage underframe which carries car body with gate door and inclined floor covered by lining plates, under which are arranged runners for run-off of process water and discharge of fine coke fractions. Runners are provided with cross members, length of which is less than runner width. Cross members are made in form of a plurality of platforms arranged horizontally in runners to form with inclined floor stepped staircase. Gate door is provided with movable sections which consist of angle pieces with draw-bars pivotally attached to gate door. Angle pieces and draw-bars are fastened together by adjusting threaded joints making it possible to ensure tight fit of angle pieces against lining plates of inclined floor. Number of movable sections-angles is equal to 0.5 N wherein N is number of lining plates along gate doors of car, while angle pieces are tightly fitted to plates in situ during car assembly. Coke quenching car can be used to transport coke to coke quenching tower and to unloading inclined dock. EFFECT: improved operating conditions for coke quenching car. 2 cl, 6 dwg
Patent RU-95107570-A (RU)
Inventor: BALLA O M
IPC: B24D5/12
Filed: 1995-05-11
Abstract: FIELD: polymeric composition materials working and additionally is used in stone working. SUBSTANCE: aim is to increase quality of aggregates and structures of significant thickness polymeric composition materials working. The aim is realized due to the fact, that each cutting segment of disk has bigger value of curvature than curvature value of disk cylinder and in butt directions diamond-bearing layers on segments are located in staggered order. EFFECT: increased quality of polymeric composition materials working.
Patent TW-200300115-A (TW)
Title: Stamp
Inventor: NARITOMI MASANORI
IPC: B41K1/10
Filed: 2002-11-01
Abstract: This invention provides a stamp for impressing address, date, and telephone numbers, particularly one provided with a track belt on the impress surface of the stamp. A stamp comprising a stamp case, a rail provided in the stamp case and having a track that U-turns the impress surface of the stamp, a belt with ends engaging with the rail slidably along the rail and having impress surfaces arranged at predetermined intervals, and a knob outward projecting from the stamp case.
Patent TW-200300298-A (TW)
Title: Semiconductor light emitting device and method for producing the same
Inventor: KOIDE NORIKATSU
IPC: H01L33/32
Filed: 2002-11-01
Abstract: A method for producing a semiconductor light emitting device includes the steps of forming a mask layer having a plurality of openings on a surface of a silicon substrate; and forming a column-like multi-layer structure including a light emitting layer in each of the plurality of openings with nitride semiconductor materials. A width between two adjacent openings of the plurality of openings of the mask layer is 10 μ m or less.
Patent TW-200408091-A (TW)
Title: Device for shielding transmission lines from ground or power supply
Inventor: BARRE PHILIPPE
IPC: H04B15/00
Filed: 2002-11-01
Abstract: The invention relates to an integrated circuit provided with a set of contacts for connecting the integrated circuit to a differential transmission line. The set of contacts comprises at least one first pair of contacts intended to receive a first power supply voltage, a second pair of contacts intended to receive a second power supply voltage and a third pair of contacts, referred to as signal contacts, intended to be connected to the transmission lines. Each power supply contact may indifferently receive ground or one of the high or low power supply voltages, realizing two possible power supply configurations, positive or negative. The signal contacts are surrounded by the power supply contacts so as to realize a specific shielding which is independent of the positive or negative power supply configuration.
Patent TW-200302568-A (TW)
Title: Semiconductor memory having storage cells storing multiple bits and a method of driving the same
Inventor: MIIDA TAKASHI
IPC: H01L27/10
Filed: 2002-11-11
Abstract: A multiple-bit transistor includes P type semiconductor substrate (12) including a projection (13a), a gate insulation layer (15c), a pair of N type source/drain regions (BL1, BL2), tunnel insulation layers (15 a), a pair of floating gates (FG1, FG2), inter-polycrystalline insulation layers (15b), and a control gate (CG). The root portion of the projection (13a), which is defined by a straight line virtually connecting the source/drain regions (BL1, BL2) is higher in the concentration of the P type impurity than the other portion. A potential difference for write-in is set up between the source/drain regions (BL1, BL2) while a write voltage is applied to the control gate (CG), thereby causing electrons to be ballistically injected into at least one of the floating gates (FG1, FG2).